powerpc: Clean ifdef usage in copy_thread()

Currently, a single ifdef covers SLB related bits and more generic ppc64
related bits, split this in two separate ifdef's since 64-bit BookE will
need one but not the other.

Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Acked-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>

diff --git a/arch/powerpc/kernel/process.c b/arch/powerpc/kernel/process.c
index 892a9f2..678ff13 100644 (file)
--- a/arch/powerpc/kernel/process.c
+++ b/arch/powerpc/kernel/process.c
@@ -664,6 +664,7 @@ int copy_thread(unsigned long clone_flags, unsigned long usp,
                sp_vsid |= SLB_VSID_KERNEL | llp;
                p->thread.ksp_vsid = sp_vsid;
        }
+#endif /* CONFIG_PPC_STD_MMU_64 */
 
        /*
         * The PPC64 ABI makes use of a TOC to contain function 
@@ -671,6 +672,7 @@ int copy_thread(unsigned long clone_flags, unsigned long usp,
         * to the TOC entry.  The first entry is a pointer to the actual
         * function.
         */
+#ifdef CONFIG_PPC64
        kregs->nip = *((unsigned long *)ret_from_fork);
 #else
        kregs->nip = (unsigned long)ret_from_fork;